Lower Parts Kits

CMMG Lower Parts Kit MK3, CA Compliant 38CA68E

The CMMG Lower Parts Kit, Mk3, Gun builder’s Kit 38CA61A is a high-quality lower parts kit specifically designed for building your Mk3 rifle. This kit includes all the essential parts needed to complete your lower receiver assembly, ensuring...

Mission First Tactical, E-VOLV Enhanced Mag Release, Black Finish Allows for an enlarged contact surface on an AR15 for quick magazine changes. Simple bolt-on installation, no gunsmithing required. Constructed from aviation grade aluminum...

All the parts you need to get started on you next Mk3 build. Combine this kit with a buttstock kit to complete your lower group. Compatible with CMMG Mk3 Lowers and most LR308 type lowers. The CMMG Lower Parts Kit includes everything you need for your...